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1999 Ford F-250 Lariat 5.4L Poor Idle Quality, MIL Lamp on
customer brought in the truck with a rough idle, po171 code. checked pcv system hoses, no holes in the rubber elbows. unable to find any vacuum leaks. installed new plugs in #1 bank. replaced to coil boots, due to cracking. injectors check good. fuel pressure ...
Summary posted 9/2/2009
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Related Documents & Media | VIN | 2FTPX28L8X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
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Vehicle Data
1999 Ford F-250 Lariat
| VIN | 2FTPX28L8X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
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